Teaching fellow University Notre Dame, 1961—1963. Law clerk Frank B. Ellis, United States District Judge, Eastern District Louisiana, 1963—1965. Trial attorney Ungar, Dulitz & Martzell, New Orleans, 1965—1969.
Trial attorney, senior partner Heisler & Wysocki and predecessor firms, since 1969. Associate professor trial advocacy school law Tulane University, New Orleans, since 1987. Judge ad hoc Orleans Parish Civil District Court, 1988.
Member international committee to select greatest 100 courses in world Golf magazine.
Active New Orleans City Ballet, New Orleans Museum Art, Preservation Resource Center, Lakewood Property Owners Association, Boy Scouts America, New Orleans Executive Committee, since 1988. Member of Civil Air Patrol (squadron Commander and search pilot), American Association For Justice (Louisiana state delegate 1984-1986), American Bar Association, Aircraft Owners and Pilots Association, Indiana Bar Association, Jefferson Parish Bar Association, New Orleans Bar Association, Greater New Orleans Trial Lawyers Association, Louisiana Bar Association (house of deals 1985-1987, since 1989), Louisiana Trial Lawyers Association (governor 1973-1975, 1980-1988), Lawyer Pilots Bar Association (director 1974-1982), Maritime Law Association (convention committee member 1984), New Orleans Academy Trial Lawyers (president 1975-1976, co-chairman legislation committee), Federal Bar Association (chapter president 1964-1965), English Turn Golf and Country Club, Freret Carnival Club, Notre Dame of New Orleans Club, Century Club, Metairie Country Club.